Define lanthanoids. Give three differences between lanthanoids and actinoids.

Give three differences between antibodies and interferons .

(i)with reference to structural variability and chemical reactivity write the differences between lanthanoids and actinoids (ii) Name a member of the lanthanoid series which is well known to exhibit +4 oxidation state

Give three differences between metals and non-metals.

Lanthanoids are-

Give any three differences between an artery and a vein.

What is the electronic difference between lanthanoids and actinoids? Why is europium (II) more stable than cerium (II).

(a) Give three points of difference between lanthanoids and actinoids. (b) Give reason and select on one atom/ion which will exhibit asked property: (i) Sc^(3+) or Cr^(3+) (exhibit diamagnetic behaviour) (ii) Cr or Cu (high melting and boiling point)

Compare the properties of lanthanoids and actinoids.

Give three structural differences between a frog and a lizard.

What are lanthanoids? Write the name of the lanthanoids.